Currently unavailable on the Buck Website, the Auto 110 is subject to restrictions that you will have to check out before attempting to purchase. From Buck:
"**Please Note: The sale of the 110 Auto is subject to restriction by the laws of many states and territories in the United States and by Federal law. Federal law also restricts the interstate shipment of these knives except to certain customers. The federal restrictions are described in 18 U.S.C. § 1716(9) (as amended) and 15 U.S.C. §§ 1242, 1243 and 1244 (as amended). If you are interested in purchasing the 110 Auto, please contact 800-326-2825. This knife is prohibited under the Criminal Code of Canada, Part 3 Firearms and other Weapons, Section 84 and cannot be shipped into Canada."